2002, in Halkidiki, Thessaloniki, Greece

International Optical Medicine Congress in Halikidiki, with the prototype play "Beirut Club", Grand Hall "Gina Bachauer", Portos Karras. Under the auspice of Hellenic Medical Association.

Years 2003 and 2004, Cairo, Egypt

International Theatre Festival with "Prometheus Bound" by Aeschylus and "Medea" by Euripides.

In co-operation with the University of Cairo (students as Chorus spoke in Arabic language) and the Grand Opera House of Cairo.

2004 in Tehran, Iran

International Festival of Farj, with the tragedies: "Prometheus Bound" by Aeschylus, "Edipus Rex" by Sophocles and "Ekavi" by Euripides. In co-operation with the University of Tehran, students attended our seminars and participated as Chorus of the tragedies, speaking Farsi language.

2004, National Theatre of Northern Greece, Greece

Hellenic Festival "Dimitria", with the tragedy "Medee" by Euripides. In co-operation and under the auspice of the Municipality of Thessaloniki, Greece.

2005, National Theatre of Northern Greece, Greece

Hellenic Festival "Dimitria", with the tragedy "Heleni" by Euripides. In co-operation and under the auspice of the Municipality of Thessaloniki, Greece.

2008, Alexandria, Egypt

Bibliotheca Alexandrina Grand Theatre Hall, with the tragedy "Medea" by Euripides, under the auspice of Hellenic Ministry of Foreign Affairs and Hellenic Ministry of Tourism.

In co-operation with the University of Alexandria, the Library of Alexandria, the Mediterranean Research Centre of Bibliotheca Alexandrina (Alex Med), the Bibliotheca Alexandrina Arts Centre and the Bibliotheca Alexandrina Chamber Orchestra.

57 students from all faculties attended our seminars for more than 2 months and participated as Chorus in the presentation, speaking the text in Arabic language.

After the presentation in Alexandria, many students from every faculty attended special work-shops organized by ARCADIA and were held by our academic associates (Dramatourgy, History of theatre, History and Theory of arts, Management of art, Costume design and Scenography, Acting, Directing, etc.).

2009, UNESCO, Paris, France

Our organization was invited to present "Edipus Rex" by Sophocles in Grande Salle of UNESCO, participating in the congress: "2009 – the year of Astronomy and Culture", under the auspice of UNESCO.

In co-operation with UNESCO and The Central Observatory of Paris.